Results 51 to 60 of about 150,604 (192)

Flavonoid glycosides from Viscum album [PDF]

open access: yes, 2016
Using combined chromatographic methods, four flavonoid glycosides, (2S)-homoeriodictyol-7-O-β-D-apiofuranosyl-(1→2)-O-β-D-glucopyranoside (1), (2S)-5-hydroxy-7,3′-dimethoxyflavanone-4′-O-β-D-apiofuranosyl-(1→2)-O-β-D-glucopyranoside (2 ...
Thu, Vu Kim   +2 more
core  

Phenolic Compounds of Mountain Tea from the Balkans: LC/DAD/ESI/MS Profile and Content

open access: yesNatural Product Communications, 2011
Twenty-one samples of Sideritis species ( S. scardica, S. raeseri, S. taurica, S. syriaca and S. perfoliata ) from various locations on the Balkan Peninsula were evaluated for their chemical constituents.
Jasmina Petreska   +5 more
doaj   +1 more source

Synthesis and antiproliferative activity of flavonoid triazolyl glycosides

open access: yes, 2018
Sixteen flavonoid triazolyl glycosides 4–19 were synthesized in good yields via Cu(I)-catalyzed azide-alkyne cycloadditions of terminal alkynes of flavonoids 1–3 with acetylated sugar azides followed by deacetylation with sodium methoxide in anhydrous ...
Gang-qiang Wang, Qiu-an Wang, Li-li Yan
core   +1 more source

Simultaneous identification and determination of flavonoids in Dendrobium officinale

open access: yesChemistry Central Journal, 2018
Background The quality of material medicine resources has had a considerable impact on the development of the health industry, which has created a bottleneck for traditional Chinese medicine (TCM).
Chunhua Zhou   +4 more
doaj   +1 more source

Identification of highly potent α-glucosidase inhibitory and antioxidant constituents from Zizyphus rugosa bark: enzyme kinetic and molecular docking studies with active metabolites

open access: yesPharmaceutical Biology, 2017
Context: Previous studies have shown that extracts of Zizyphus rugosa Lam. (Rhamnaceae) bark contained phytoconstituents with antidiabetic potential to lower blood glucose levels in diabetic rats. However, there has been no report on the active compounds
Jirapast Sichaem   +3 more
doaj   +1 more source

Flavonoid Glycosides of Leucospermum R.br

open access: yesJournal of South African Botany, 1979
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +2 more sources

Identification of flavonoid glycosides in Rosa chinensis flowers by liquid chromatography-tandem mass spectrometry in combination with C-13 nuclear magnetic resonance

open access: yes, 2012
Flowers of Rosa chinensis are widely used in traditional Chinese medicine as well as in food industry. Flavonoid glycosides are believed to be the major components in R. chinensis that are responsible for its antioxidant activities.
Xue, Ying   +8 more
core  

Two New Flavonoid Glycosides From var.

open access: yesNatural Product Communications
Objective This study aimed to explore the chemical constituents of Lysimachia stenosepala var. flavescens and evaluate the cytotoxic activity. Methods Their structures were elucidated by extensive spectroscopic techniques including UV, HRESIMS, 1D -and ...
Ying-Ying Wang   +4 more
doaj   +1 more source

New Flavonoid Glycosides from Vernonia ferruginea.

open access: yes, 2009
Four new flavonoid glycosides, quercetin 3-O-beta-D-xylopyranosyl-(1-4)-beta-D-glucopyranoside, quercetin 3-O-beta-D-apiofuranosyl-(1-4)-beta-D-glucopyranoside, kaempferol 3-O-beta-D-apiofuranosyl-(1-4)-beta-D-glucopyranoside, and kaempferol 4'-methyl ...
BISIO, ANGELA   +4 more
core   +2 more sources

Three new flavonoid glycosides from the aerial parts of Allium sativum L. and their anti-platelet aggregation assessment

open access: yes, 2022
Three new flavonoid glycosides, Dasuanxinoside F–H (1–3), were isolated from the aerial parts of Allium sativum, together with eight known compounds which were firstly reported in this plant, including three flavonoid glycosides (4–6) and five ...
Chuan Pu (12194351)   +5 more
core   +1 more source

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